N. number, symbol, numeral, figure, cipher, digit, # integer, counter, round number, formula, function, series, sum, difference, complement, subtrahend, product, multiplicand, multiplier, multiplicator, coefficient, multiple, dividend, divisor, factor, quotient, submultiple, fraction, rational number, surd, irrational number, transcendental number, mixed number, complex number, complex conjugate, numerator, denominator, decimal, circulating decimal, repetend, common measure, aliquot part, prime number, prime, relative prime, prime factor, prime pair, reciprocal, totient, binary number, octal number, hexadecimal number, permutation, combination, variation, election, ratio, proportion, comparison, progression, arithmetical progression, geometrical progression, harmonical progression, percentage, permilage, figurate numbers, pyramidal numbers, polygonal numbers, power, root, exponent, index, logarithm, antilogarithm, modulus, base, differential, integral, fluxion, fluent

Adj. numeral, complementary, divisible, aliquot, reciprocal, prime, relatively prime, fractional, decimal, figurate, incommensurable, proportional, exponential, logarithmic, logometric, differential, fluxional, integral, totitive, positive, negative, rational, irrational, surd, radical, real, complex, imaginary, finite, infinite, impossible

Adv. numerically, modulo

N. discount, abatement, concession, reduction, # depreciation, allowance, qualification, set-off, drawback, poundage, agio, percentage, rebate, rebatement, backwardation, contango, salvage, tare and tret, sale, bargain, half price, price war, wholesale, wholesale price, dealer's price, trade price, coupon, discount coupon, cents-off coupon, store coupon, manufacturer's coupon, double coupon discount, triple coupon discount

V. discount, bate, abate, rebate, reduce, price down, mark down take off, allow, give, make allowance, tax

Adj. discounting

Adv. at a discount, below par, at wholesale, have a friend in the business